Home / 11,048.20-16,539.74-7,293.05

Finding the Fourth Proportional to 11,048.20, 16,539.74 and 7,293.05

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Solution

The fourth proportional to 11,048.20, 16,539.74 and 7,293.05 is: 10,918.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,048.20 : 16,539.74 = 7,293.05 : x
  2. Step 2: Convert to fraction form
    11,048.20/16,539.74 = 7,293.05/x
  3. Step 3: Cross multiply
    11,048.20x = 16,539.74 × 7,293.05
  4. Step 4: Simplify right side
    11,048.20x = 120,625,155.69
  5. Step 5: Solve for x
    x = 120,625,155.69/11,048.20
  6. Step 6: Final answer
    x = 10,918.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.